Home / 14,422.96-21,597.06-12,356.20

Finding the Fourth Proportional to 14,422.96, 21,597.06 and 12,356.20

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Solution

The fourth proportional to 14,422.96, 21,597.06 and 12,356.20 is: 18,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.96 : 21,597.06 = 12,356.20 : x
  2. Step 2: Convert to fraction form
    14,422.96/21,597.06 = 12,356.20/x
  3. Step 3: Cross multiply
    14,422.96x = 21,597.06 × 12,356.20
  4. Step 4: Simplify right side
    14,422.96x = 266,857,592.77
  5. Step 5: Solve for x
    x = 266,857,592.77/14,422.96
  6. Step 6: Final answer
    x = 18,502.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.